User Management And Authentication

Elegant user management, tailor-made for B2B SaaS

Try for free freemium

Auth0 is a program for people to get authentication and authorization services for their own business use.

Open Source

Amazon Cognito lets you add user sign-up, sign-in, and access control to your web and mobile apps quickly and easily. It scales to millions of users and supports sign-in with social identity providers and enterprise identity providers via SAML 2.0.

Application and Data, Application Utilities, and User Management and Authentication

Open Source

Open Source Identity and Access Management for modern Applications and Services.

Open Source

Enterprise-grade identity management for all your apps, users & devices

Flexible authentication solution for Rails with Warden.

Open Source User Authentication - An Alternative to Auth0 / Firebase Auth / AWS Cognito

Open Source freemium

The power to build anything. Discover why thousands of SaaS founders and software teams trust Kinde to power their customer authentication, feature flagging, and billing needs.

freemium $25.0 / Monthly (Professional plan starting from 500 monthly active users)

The Spring portfolio has many projects, including Spring Framework, Spring IO Platform, Spring Cloud, Spring Boot, Spring Data, Spring Security...

Open Source

FusionAuth is a CIAM platform that is 100% free for unlimited users.

Open Source freemium

Elegant user management, tailor-made for B2B SaaS

Try for free freemium

JSON Web Tokens are an open, industry standard RFC 7519 method for representing claims securely between two parties.

Open Source

Application and Data, Application Utilities, and User Management and Authentication